[INFO] updating cached repository ExcaliburZero/resolution-prover
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ExcaliburZero/resolution-prover
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ExcaliburZero/resolution-prover" "work/ex/clippy-test-run/sources/stable/gh/ExcaliburZero/resolution-prover"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ExcaliburZero/resolution-prover'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ExcaliburZero/resolution-prover" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ExcaliburZero/resolution-prover"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ExcaliburZero/resolution-prover'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c454965052a2cbd6167c5bbb3791ae766cb9fb7e
[INFO] sha for GitHub repo ExcaliburZero/resolution-prover: c454965052a2cbd6167c5bbb3791ae766cb9fb7e
[INFO] validating manifest of ExcaliburZero/resolution-prover on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ExcaliburZero/resolution-prover on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ExcaliburZero/resolution-prover
[INFO] finished frobbing ExcaliburZero/resolution-prover
[INFO] frobbed toml for ExcaliburZero/resolution-prover written to work/ex/clippy-test-run/sources/stable/gh/ExcaliburZero/resolution-prover/Cargo.toml
[INFO] started frobbing ExcaliburZero/resolution-prover
[INFO] finished frobbing ExcaliburZero/resolution-prover
[INFO] frobbed toml for ExcaliburZero/resolution-prover written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ExcaliburZero/resolution-prover/Cargo.toml
[INFO] crate ExcaliburZero/resolution-prover has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting ExcaliburZero/resolution-prover against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/ExcaliburZero/resolution-prover:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6db511f0bd025ce823d444269e9684a4a7aa58f5891025827e49dea6e828c635
[INFO] running `"docker" "start" "-a" "6db511f0bd025ce823d444269e9684a4a7aa58f5891025827e49dea6e828c635"`
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking resolution-prover v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/clauses.rs:172:46
[INFO] [stderr]     |
[INFO] [stderr] 172 |                     (Proposition::And(c, d), e) =>
[INFO] [stderr]     |                                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/clauses.rs:177:45
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     (c, Proposition::And(d, e)) =>
[INFO] [stderr]     |                                             ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/clauses.rs:172:46
[INFO] [stderr]     |
[INFO] [stderr] 172 |                     (Proposition::And(c, d), e) =>
[INFO] [stderr]     |                                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/clauses.rs:177:45
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     (c, Proposition::And(d, e)) =>
[INFO] [stderr]     |                                             ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/resolution.rs:72:16
[INFO] [stderr]    |
[INFO] [stderr] 72 |             if next.parts.len() == 0 {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `next.parts.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/resolution.rs:107:16
[INFO] [stderr]     |
[INFO] [stderr] 107 |           parts: all_parts.iter()
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 108 | |             .map(|p| p.clone())
[INFO] [stderr]     | |_______________________________^ help: Consider calling the dedicated `cloned` method: `all_parts.iter().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/resolution.rs:72:16
[INFO] [stderr]    |
[INFO] [stderr] 72 |             if next.parts.len() == 0 {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `next.parts.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/resolution.rs:107:16
[INFO] [stderr]     |
[INFO] [stderr] 107 |           parts: all_parts.iter()
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 108 | |             .map(|p| p.clone())
[INFO] [stderr]     | |_______________________________^ help: Consider calling the dedicated `cloned` method: `all_parts.iter().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `"docker" "inspect" "6db511f0bd025ce823d444269e9684a4a7aa58f5891025827e49dea6e828c635"`
[INFO] running `"docker" "rm" "-f" "6db511f0bd025ce823d444269e9684a4a7aa58f5891025827e49dea6e828c635"`
[INFO] [stdout] 6db511f0bd025ce823d444269e9684a4a7aa58f5891025827e49dea6e828c635